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1/////////////////////////////////////////////////////////////////////////////
2// Name: menu.cpp
3// Purpose:
4// Author: Robert Roebling
5// Id: $Id$
6// Copyright: (c) 1998 Robert Roebling
7// Licence: wxWindows licence
8/////////////////////////////////////////////////////////////////////////////
9
10#ifdef __GNUG__
11#pragma implementation "menu.h"
12#pragma implementation "menuitem.h"
13#endif
14
15#include "wx/log.h"
16#include "wx/intl.h"
17#include "wx/app.h"
18#include "wx/bitmap.h"
19#include "wx/menu.h"
20
21#if wxUSE_ACCEL
22 #include "wx/accel.h"
23#endif // wxUSE_ACCEL
24
25#include "wx/gtk/private.h"
26
27#include <gdk/gdkkeysyms.h>
28
29// FIXME: is this right? somehow I don't think so (VZ)
30#ifdef __WXGTK20__
31 #include <glib-object.h>
32
33 #define gtk_accel_group_attach(g, o) _gtk_accel_group_attach((g), (o))
34 #define gtk_accel_group_detach(g, o) _gtk_accel_group_detach((g), (o))
35 #define gtk_menu_ensure_uline_accel_group(m) gtk_menu_get_accel_group(m)
36
37 #define ACCEL_OBJECT GObject
38 #define ACCEL_OBJECTS(a) (a)->acceleratables
39 #define ACCEL_OBJ_CAST(obj) G_OBJECT(obj)
40#else // GTK+ 1.x
41 #define ACCEL_OBJECT GtkObject
42 #define ACCEL_OBJECTS(a) (a)->attach_objects
43 #define ACCEL_OBJ_CAST(obj) GTK_OBJECT(obj)
44#endif
45
46//-----------------------------------------------------------------------------
47// idle system
48//-----------------------------------------------------------------------------
49
50extern void wxapp_install_idle_handler();
51extern bool g_isIdle;
52
53#if GTK_CHECK_VERSION(1, 2, 0) && wxUSE_ACCEL
54 static wxString GetHotKey( const wxMenuItem& item );
55#endif
56
57//-----------------------------------------------------------------------------
58// substitute for missing GtkPixmapMenuItem
59//-----------------------------------------------------------------------------
60
61// FIXME: I can't make this compile with GTK+ 2.0, disabling for now (VZ)
62#ifndef __WXGTK20__
63 #define USE_MENU_BITMAPS
64#endif
65
66#ifdef USE_MENU_BITMAPS
67
68#define GTK_TYPE_PIXMAP_MENU_ITEM (gtk_pixmap_menu_item_get_type ())
69#define GTK_PIXMAP_MENU_ITEM(obj) (GTK_CHECK_CAST ((obj), GTK_TYPE_PIXMAP_MENU_ITEM, GtkPixmapMenuItem))
70#define GTK_PIXMAP_MENU_ITEM_CLASS(klass) (GTK_CHECK_CLASS_CAST ((klass), GTK_TYPE_PIXMAP_MENU_ITEM, GtkPixmapMenuItemClass))
71#define GTK_IS_PIXMAP_MENU_ITEM(obj) (GTK_CHECK_TYPE ((obj), GTK_TYPE_PIXMAP_MENU_ITEM))
72#define GTK_IS_PIXMAP_MENU_ITEM_CLASS(klass) (GTK_CHECK_CLASS_TYPE ((klass), GTK_TYPE_PIXMAP_MENU_ITEM))
73//#define GTK_PIXMAP_MENU_ITEM_GET_CLASS(obj) (GTK_CHECK_GET_CLASS ((obj), GTK_TYPE_PIXMAP_MENU_ITEM))
74#define GTK_PIXMAP_MENU_ITEM_GET_CLASS(obj) (GTK_PIXMAP_MENU_ITEM_CLASS( GTK_OBJECT_GET_CLASS(obj)))
75
76#ifndef GTK_MENU_ITEM_GET_CLASS
77#define GTK_MENU_ITEM_GET_CLASS(obj) (GTK_MENU_ITEM_CLASS( GTK_OBJECT_GET_CLASS(obj)))
78#endif
79
80typedef struct _GtkPixmapMenuItem GtkPixmapMenuItem;
81typedef struct _GtkPixmapMenuItemClass GtkPixmapMenuItemClass;
82
83struct _GtkPixmapMenuItem
84{
85 GtkMenuItem menu_item;
86
87 GtkWidget *pixmap;
88};
89
90struct _GtkPixmapMenuItemClass
91{
92 GtkMenuItemClass parent_class;
93
94 guint orig_toggle_size;
95 guint have_pixmap_count;
96};
97
98
99GtkType gtk_pixmap_menu_item_get_type (void);
100GtkWidget* gtk_pixmap_menu_item_new (void);
101void gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item,
102 GtkWidget *pixmap);
103
104#endif // USE_MENU_BITMAPS
105
106//-----------------------------------------------------------------------------
107// idle system
108//-----------------------------------------------------------------------------
109
110static wxString wxReplaceUnderscore( const wxString& title )
111{
112 const wxChar *pc;
113
114 /* GTK 1.2 wants to have "_" instead of "&" for accelerators */
115 wxString str;
116 for ( pc = title; *pc != wxT('\0'); pc++ )
117 {
118 if (*pc == wxT('&'))
119 {
120#if GTK_CHECK_VERSION(1, 2, 1)
121 str << wxT('_');
122 }
123 else if (*pc == wxT('/'))
124 {
125 str << wxT('\\');
126#endif
127 }
128 else
129 {
130#if __WXGTK12__
131 if ( *pc == wxT('_') )
132 {
133 // underscores must be doubled to prevent them from being
134 // interpreted as accelerator character prefix by GTK
135 str << *pc;
136 }
137#endif // GTK+ 1.2
138
139 str << *pc;
140 }
141 }
142 return str;
143}
144
145//-----------------------------------------------------------------------------
146// wxMenuBar
147//-----------------------------------------------------------------------------
148
149IMPLEMENT_DYNAMIC_CLASS(wxMenuBar,wxWindow)
150
151wxMenuBar::wxMenuBar( long style )
152{
153 /* the parent window is known after wxFrame::SetMenu() */
154 m_needParent = FALSE;
155 m_style = style;
156 m_invokingWindow = (wxWindow*) NULL;
157
158 if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) ||
159 !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, style, wxDefaultValidator, wxT("menubar") ))
160 {
161 wxFAIL_MSG( wxT("wxMenuBar creation failed") );
162 return;
163 }
164
165 m_menus.DeleteContents( TRUE );
166
167 /* GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. */
168#if GTK_CHECK_VERSION(1, 2, 1)
169 m_accel = gtk_accel_group_new();
170 m_factory = gtk_item_factory_new( GTK_TYPE_MENU_BAR, "<main>", m_accel );
171 m_menubar = gtk_item_factory_get_widget( m_factory, "<main>" );
172#else
173 m_menubar = gtk_menu_bar_new();
174#endif
175
176 if (style & wxMB_DOCKABLE)
177 {
178 m_widget = gtk_handle_box_new();
179 gtk_container_add( GTK_CONTAINER(m_widget), GTK_WIDGET(m_menubar) );
180 gtk_widget_show( GTK_WIDGET(m_menubar) );
181 }
182 else
183 {
184 m_widget = GTK_WIDGET(m_menubar);
185 }
186
187 PostCreation();
188
189 ApplyWidgetStyle();
190}
191
192wxMenuBar::wxMenuBar()
193{
194 /* the parent window is known after wxFrame::SetMenu() */
195 m_needParent = FALSE;
196 m_style = 0;
197 m_invokingWindow = (wxWindow*) NULL;
198
199 if (!PreCreation( (wxWindow*) NULL, wxDefaultPosition, wxDefaultSize ) ||
200 !CreateBase( (wxWindow*) NULL, -1, wxDefaultPosition, wxDefaultSize, 0, wxDefaultValidator, wxT("menubar") ))
201 {
202 wxFAIL_MSG( wxT("wxMenuBar creation failed") );
203 return;
204 }
205
206 m_menus.DeleteContents( TRUE );
207
208 /* GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. */
209#if GTK_CHECK_VERSION(1, 2, 1)
210 m_accel = gtk_accel_group_new();
211 m_factory = gtk_item_factory_new( GTK_TYPE_MENU_BAR, "<main>", m_accel );
212 m_menubar = gtk_item_factory_get_widget( m_factory, "<main>" );
213#else
214 m_menubar = gtk_menu_bar_new();
215#endif
216
217 m_widget = GTK_WIDGET(m_menubar);
218
219 PostCreation();
220
221 ApplyWidgetStyle();
222}
223
224wxMenuBar::~wxMenuBar()
225{
226// gtk_object_unref( GTK_OBJECT(m_factory) ); why not ?
227}
228
229static void wxMenubarUnsetInvokingWindow( wxMenu *menu, wxWindow *win )
230{
231 menu->SetInvokingWindow( (wxWindow*) NULL );
232
233#if GTK_CHECK_VERSION(1, 2, 0)
234 wxWindow *top_frame = win;
235 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
236 top_frame = top_frame->GetParent();
237
238 /* support for native hot keys */
239 gtk_accel_group_detach( menu->m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) );
240#endif
241
242 wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
243 while (node)
244 {
245 wxMenuItem *menuitem = node->GetData();
246 if (menuitem->IsSubMenu())
247 wxMenubarUnsetInvokingWindow( menuitem->GetSubMenu(), win );
248 node = node->GetNext();
249 }
250}
251
252static void wxMenubarSetInvokingWindow( wxMenu *menu, wxWindow *win )
253{
254 menu->SetInvokingWindow( win );
255
256#if GTK_CHECK_VERSION(1, 2, 1)
257 wxWindow *top_frame = win;
258 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
259 top_frame = top_frame->GetParent();
260
261 /* support for native hot keys */
262 ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
263 if ( !g_slist_find( ACCEL_OBJECTS(menu->m_accel), obj ) )
264 gtk_accel_group_attach( menu->m_accel, obj );
265#endif // GTK+ 1.2.1+
266
267 wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
268 while (node)
269 {
270 wxMenuItem *menuitem = node->GetData();
271 if (menuitem->IsSubMenu())
272 wxMenubarSetInvokingWindow( menuitem->GetSubMenu(), win );
273 node = node->GetNext();
274 }
275}
276
277void wxMenuBar::SetInvokingWindow( wxWindow *win )
278{
279 m_invokingWindow = win;
280#if GTK_CHECK_VERSION(1, 2, 1)
281 wxWindow *top_frame = win;
282 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
283 top_frame = top_frame->GetParent();
284
285 /* support for native key accelerators indicated by underscroes */
286 ACCEL_OBJECT *obj = ACCEL_OBJ_CAST(top_frame->m_widget);
287 if ( !g_slist_find( ACCEL_OBJECTS(m_accel), obj ) )
288 gtk_accel_group_attach( m_accel, obj );
289#endif // GTK+ 1.2.1+
290
291 wxMenuList::Node *node = m_menus.GetFirst();
292 while (node)
293 {
294 wxMenu *menu = node->GetData();
295 wxMenubarSetInvokingWindow( menu, win );
296 node = node->GetNext();
297 }
298}
299
300void wxMenuBar::UnsetInvokingWindow( wxWindow *win )
301{
302 m_invokingWindow = (wxWindow*) NULL;
303#if GTK_CHECK_VERSION(1, 2, 1)
304 wxWindow *top_frame = win;
305 while (top_frame->GetParent() && !(top_frame->IsTopLevel()))
306 top_frame = top_frame->GetParent();
307
308 /* support for native key accelerators indicated by underscroes */
309 gtk_accel_group_detach( m_accel, ACCEL_OBJ_CAST(top_frame->m_widget) );
310#endif // GTK+ 1.2.1+
311
312 wxMenuList::Node *node = m_menus.GetFirst();
313 while (node)
314 {
315 wxMenu *menu = node->GetData();
316 wxMenubarUnsetInvokingWindow( menu, win );
317 node = node->GetNext();
318 }
319}
320
321bool wxMenuBar::Append( wxMenu *menu, const wxString &title )
322{
323 if ( !wxMenuBarBase::Append( menu, title ) )
324 return FALSE;
325
326 return GtkAppend(menu, title);
327}
328
329bool wxMenuBar::GtkAppend(wxMenu *menu, const wxString& title)
330{
331 wxString str( wxReplaceUnderscore( title ) );
332
333 /* this doesn't have much effect right now */
334 menu->SetTitle( str );
335
336 /* GTK 1.2.0 doesn't have gtk_item_factory_get_item(), but GTK 1.2.1 has. */
337#if GTK_CHECK_VERSION(1, 2, 1)
338
339 /* local buffer in multibyte form */
340 wxString buf;
341 buf << wxT('/') << str.c_str();
342
343 char *cbuf = new char[buf.Length()+1];
344 strcpy(cbuf, buf.mbc_str());
345
346 GtkItemFactoryEntry entry;
347 entry.path = (gchar *)cbuf; // const_cast
348 entry.accelerator = (gchar*) NULL;
349 entry.callback = (GtkItemFactoryCallback) NULL;
350 entry.callback_action = 0;
351 entry.item_type = (char *)"<Branch>";
352
353 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
354 /* in order to get the pointer to the item we need the item text _without_ underscores */
355 wxString tmp = wxT("<main>/");
356 const wxChar *pc;
357 for ( pc = str; *pc != wxT('\0'); pc++ )
358 {
359 // contrary to the common sense, we must throw out _all_ underscores,
360 // (i.e. "Hello__World" => "HelloWorld" and not "Hello_World" as we
361 // might naively think). IMHO it's a bug in GTK+ (VZ)
362 while (*pc == wxT('_'))
363 pc++;
364 tmp << *pc;
365 }
366 menu->m_owner = gtk_item_factory_get_item( m_factory, tmp.mb_str() );
367 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
368 delete [] cbuf;
369#else
370
371 menu->m_owner = gtk_menu_item_new_with_label( str.mb_str() );
372 gtk_widget_show( menu->m_owner );
373 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menu->m_owner), menu->m_menu );
374
375 gtk_menu_bar_append( GTK_MENU_BAR(m_menubar), menu->m_owner );
376
377#endif
378
379 // m_invokingWindow is set after wxFrame::SetMenuBar(). This call enables
380 // adding menu later on.
381 if (m_invokingWindow)
382 wxMenubarSetInvokingWindow( menu, m_invokingWindow );
383
384 return TRUE;
385}
386
387bool wxMenuBar::Insert(size_t pos, wxMenu *menu, const wxString& title)
388{
389 if ( !wxMenuBarBase::Insert(pos, menu, title) )
390 return FALSE;
391
392#if __WXGTK12__
393 // GTK+ doesn't have a function to insert a menu using GtkItemFactory (as
394 // of version 1.2.6), so we first append the item and then change its
395 // index
396 if ( !GtkAppend(menu, title) )
397 return FALSE;
398
399 if (pos+1 >= m_menus.GetCount())
400 return TRUE;
401
402 GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget);
403 gpointer data = g_list_last(menu_shell->children)->data;
404 menu_shell->children = g_list_remove(menu_shell->children, data);
405 menu_shell->children = g_list_insert(menu_shell->children, data, pos);
406
407 return TRUE;
408#else // GTK < 1.2
409 // this should be easy to do with GTK 1.0 - can use standard functions for
410 // this and don't need any hacks like above, but as I don't have GTK 1.0
411 // any more I can't do it
412 wxFAIL_MSG( wxT("TODO") );
413
414 return FALSE;
415#endif // GTK 1.2/1.0
416}
417
418wxMenu *wxMenuBar::Replace(size_t pos, wxMenu *menu, const wxString& title)
419{
420 // remove the old item and insert a new one
421 wxMenu *menuOld = Remove(pos);
422 if ( menuOld && !Insert(pos, menu, title) )
423 {
424 return (wxMenu*) NULL;
425 }
426
427 // either Insert() succeeded or Remove() failed and menuOld is NULL
428 return menuOld;
429}
430
431wxMenu *wxMenuBar::Remove(size_t pos)
432{
433 wxMenu *menu = wxMenuBarBase::Remove(pos);
434 if ( !menu )
435 return (wxMenu*) NULL;
436
437/*
438 GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget);
439
440 printf( "factory entries before %d\n", (int)g_slist_length(m_factory->items) );
441 printf( "menu shell entries before %d\n", (int)g_list_length( menu_shell->children ) );
442*/
443
444 // unparent calls unref() and that would delete the widget so we raise
445 // the ref count to 2 artificially before invoking unparent.
446 gtk_widget_ref( menu->m_menu );
447 gtk_widget_unparent( menu->m_menu );
448
449 gtk_widget_destroy( menu->m_owner );
450
451/*
452 printf( "factory entries after %d\n", (int)g_slist_length(m_factory->items) );
453 printf( "menu shell entries after %d\n", (int)g_list_length( menu_shell->children ) );
454*/
455
456 return menu;
457}
458
459static int FindMenuItemRecursive( const wxMenu *menu, const wxString &menuString, const wxString &itemString )
460{
461 if (wxMenuItem::GetLabelFromText(menu->GetTitle()) == wxMenuItem::GetLabelFromText(menuString))
462 {
463 int res = menu->FindItem( itemString );
464 if (res != wxNOT_FOUND)
465 return res;
466 }
467
468 wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
469 while (node)
470 {
471 wxMenuItem *item = node->GetData();
472 if (item->IsSubMenu())
473 return FindMenuItemRecursive(item->GetSubMenu(), menuString, itemString);
474
475 node = node->GetNext();
476 }
477
478 return wxNOT_FOUND;
479}
480
481int wxMenuBar::FindMenuItem( const wxString &menuString, const wxString &itemString ) const
482{
483 wxMenuList::Node *node = m_menus.GetFirst();
484 while (node)
485 {
486 wxMenu *menu = node->GetData();
487 int res = FindMenuItemRecursive( menu, menuString, itemString);
488 if (res != -1)
489 return res;
490 node = node->GetNext();
491 }
492
493 return wxNOT_FOUND;
494}
495
496// Find a wxMenuItem using its id. Recurses down into sub-menus
497static wxMenuItem* FindMenuItemByIdRecursive(const wxMenu* menu, int id)
498{
499 wxMenuItem* result = menu->FindChildItem(id);
500
501 wxMenuItemList::Node *node = menu->GetMenuItems().GetFirst();
502 while ( node && result == NULL )
503 {
504 wxMenuItem *item = node->GetData();
505 if (item->IsSubMenu())
506 {
507 result = FindMenuItemByIdRecursive( item->GetSubMenu(), id );
508 }
509 node = node->GetNext();
510 }
511
512 return result;
513}
514
515wxMenuItem* wxMenuBar::FindItem( int id, wxMenu **menuForItem ) const
516{
517 wxMenuItem* result = 0;
518 wxMenuList::Node *node = m_menus.GetFirst();
519 while (node && result == 0)
520 {
521 wxMenu *menu = node->GetData();
522 result = FindMenuItemByIdRecursive( menu, id );
523 node = node->GetNext();
524 }
525
526 if ( menuForItem )
527 {
528 *menuForItem = result ? result->GetMenu() : (wxMenu *)NULL;
529 }
530
531 return result;
532}
533
534void wxMenuBar::EnableTop( size_t pos, bool flag )
535{
536 wxMenuList::Node *node = m_menus.Item( pos );
537
538 wxCHECK_RET( node, wxT("menu not found") );
539
540 wxMenu* menu = node->GetData();
541
542 if (menu->m_owner)
543 gtk_widget_set_sensitive( menu->m_owner, flag );
544}
545
546wxString wxMenuBar::GetLabelTop( size_t pos ) const
547{
548 wxMenuList::Node *node = m_menus.Item( pos );
549
550 wxCHECK_MSG( node, wxT("invalid"), wxT("menu not found") );
551
552 wxMenu* menu = node->GetData();
553
554 wxString label;
555 wxString text( menu->GetTitle() );
556#if GTK_CHECK_VERSION(1, 2, 0)
557 for ( const wxChar *pc = text.c_str(); *pc; pc++ )
558 {
559 if ( *pc == wxT('_') || *pc == wxT('&') )
560 {
561 // '_' is the escape character for GTK+ and '&' is the one for
562 // wxWindows - skip both of them
563 continue;
564 }
565
566 label += *pc;
567 }
568#else // GTK+ 1.0
569 label = text;
570#endif // GTK+ 1.2/1.0
571
572 return label;
573}
574
575void wxMenuBar::SetLabelTop( size_t pos, const wxString& label )
576{
577 wxMenuList::Node *node = m_menus.Item( pos );
578
579 wxCHECK_RET( node, wxT("menu not found") );
580
581 wxMenu* menu = node->GetData();
582
583 wxString str( wxReplaceUnderscore( label ) );
584
585 menu->SetTitle( str );
586
587 if (menu->m_owner)
588 {
589 GtkLabel *label = GTK_LABEL( GTK_BIN(menu->m_owner)->child );
590
591 /* set new text */
592 gtk_label_set( label, str.mb_str());
593
594 /* reparse key accel */
595 (void)gtk_label_parse_uline (GTK_LABEL(label), str.mb_str() );
596 gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) );
597 }
598
599}
600
601//-----------------------------------------------------------------------------
602// "activate"
603//-----------------------------------------------------------------------------
604
605static void gtk_menu_clicked_callback( GtkWidget *widget, wxMenu *menu )
606{
607 if (g_isIdle)
608 wxapp_install_idle_handler();
609
610 int id = menu->FindMenuIdByMenuItem(widget);
611
612 /* should find it for normal (not popup) menu */
613 wxASSERT_MSG( (id != -1) || (menu->GetInvokingWindow() != NULL),
614 _T("menu item not found in gtk_menu_clicked_callback") );
615
616 if (!menu->IsEnabled(id))
617 return;
618
619 wxMenuItem* item = menu->FindChildItem( id );
620 wxCHECK_RET( item, wxT("error in menu item callback") );
621
622 if (item->IsCheckable())
623 {
624 bool isReallyChecked = item->IsChecked();
625 if ( item->wxMenuItemBase::IsChecked() == isReallyChecked )
626 {
627 /* the menu item has been checked by calling wxMenuItem->Check() */
628 return;
629 }
630 else
631 {
632 /* the user pressed on the menu item -> report and make consistent
633 * again */
634 item->wxMenuItemBase::Check(isReallyChecked);
635 }
636 }
637
638 menu->SendEvent(item->GetId(), item->IsCheckable() ? item->IsChecked() : -1);
639}
640
641//-----------------------------------------------------------------------------
642// "select"
643//-----------------------------------------------------------------------------
644
645static void gtk_menu_hilight_callback( GtkWidget *widget, wxMenu *menu )
646{
647 if (g_isIdle) wxapp_install_idle_handler();
648
649 int id = menu->FindMenuIdByMenuItem(widget);
650
651 wxASSERT( id != -1 ); // should find it!
652
653 if (!menu->IsEnabled(id))
654 return;
655
656 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, id );
657 event.SetEventObject( menu );
658
659 if (menu->GetEventHandler()->ProcessEvent(event))
660 return;
661
662 wxWindow *win = menu->GetInvokingWindow();
663 if (win) win->GetEventHandler()->ProcessEvent( event );
664}
665
666//-----------------------------------------------------------------------------
667// "deselect"
668//-----------------------------------------------------------------------------
669
670static void gtk_menu_nolight_callback( GtkWidget *widget, wxMenu *menu )
671{
672 if (g_isIdle) wxapp_install_idle_handler();
673
674 int id = menu->FindMenuIdByMenuItem(widget);
675
676 wxASSERT( id != -1 ); // should find it!
677
678 if (!menu->IsEnabled(id))
679 return;
680
681 wxMenuEvent event( wxEVT_MENU_HIGHLIGHT, -1 );
682 event.SetEventObject( menu );
683
684 if (menu->GetEventHandler()->ProcessEvent(event))
685 return;
686
687 wxWindow *win = menu->GetInvokingWindow();
688 if (win)
689 win->GetEventHandler()->ProcessEvent( event );
690}
691
692//-----------------------------------------------------------------------------
693// wxMenuItem
694//-----------------------------------------------------------------------------
695
696IMPLEMENT_DYNAMIC_CLASS(wxMenuItem, wxObject)
697
698wxMenuItem *wxMenuItemBase::New(wxMenu *parentMenu,
699 int id,
700 const wxString& name,
701 const wxString& help,
702 bool isCheckable,
703 wxMenu *subMenu)
704{
705 return new wxMenuItem(parentMenu, id, name, help, isCheckable, subMenu);
706}
707
708wxMenuItem::wxMenuItem(wxMenu *parentMenu,
709 int id,
710 const wxString& text,
711 const wxString& help,
712 bool isCheckable,
713 wxMenu *subMenu)
714{
715 m_id = id;
716 m_isCheckable = isCheckable;
717 m_isChecked = FALSE;
718 m_isEnabled = TRUE;
719 m_subMenu = subMenu;
720 m_parentMenu = parentMenu;
721 m_help = help;
722
723 m_labelWidget = (GtkWidget *) NULL;
724 m_menuItem = (GtkWidget *) NULL;
725
726 DoSetText(text);
727}
728
729wxMenuItem::~wxMenuItem()
730{
731 // don't delete menu items, the menus take care of that
732}
733
734// return the menu item text without any menu accels
735/* static */
736wxString wxMenuItemBase::GetLabelFromText(const wxString& text)
737{
738 wxString label;
739
740 for ( const wxChar *pc = text.c_str(); *pc; pc++ )
741 {
742 if ( *pc == wxT('_') )
743 {
744 // wxGTK escapes "xxx_xxx" to "xxx__xxx"
745 pc++;
746 label += *pc;
747 continue;
748 }
749
750 if ( *pc == wxT('&') )
751 {
752 // wxMSW escapes &
753 continue;
754 }
755
756 label += *pc;
757 }
758
759 return label;
760}
761
762void wxMenuItem::SetText( const wxString& str )
763{
764 DoSetText(str);
765
766 if (m_menuItem)
767 {
768 GtkLabel *label;
769 if (m_labelWidget)
770 label = (GtkLabel*) m_labelWidget;
771 else
772 label = GTK_LABEL( GTK_BIN(m_menuItem)->child );
773
774 /* set new text */
775 gtk_label_set( label, m_text.mb_str());
776
777 /* reparse key accel */
778 (void)gtk_label_parse_uline (GTK_LABEL(label), m_text.mb_str() );
779 gtk_accel_label_refetch( GTK_ACCEL_LABEL(label) );
780 }
781}
782
783// it's valid for this function to be called even if m_menuItem == NULL
784void wxMenuItem::DoSetText( const wxString& str )
785{
786 /* '\t' is the deliminator indicating a hot key */
787 m_text.Empty();
788 const wxChar *pc = str;
789 for (; (*pc != wxT('\0')) && (*pc != wxT('\t')); pc++ )
790 {
791 if (*pc == wxT('&'))
792 {
793#if GTK_CHECK_VERSION(1, 2, 0)
794 m_text << wxT('_');
795 }
796 else if ( *pc == wxT('_') ) // escape underscores
797 {
798 m_text << wxT("__");
799 }
800 else if (*pc == wxT('/')) /* we have to filter out slashes ... */
801 {
802 m_text << wxT('\\'); /* ... and replace them with back slashes */
803#endif // GTK+ 1.2.0+
804 }
805 else
806 m_text << *pc;
807 }
808
809 /* only GTK 1.2 knows about hot keys */
810 m_hotKey = wxT("");
811
812#if GTK_CHECK_VERSION(1, 2, 0)
813 if(*pc == wxT('\t'))
814 {
815 pc++;
816 m_hotKey = pc;
817 }
818#endif // GTK+ 1.2.0+
819}
820
821#if wxUSE_ACCEL
822
823wxAcceleratorEntry *wxMenuItem::GetAccel() const
824{
825 if ( !GetHotKey() )
826 {
827 // nothing
828 return (wxAcceleratorEntry *)NULL;
829 }
830
831 // as wxGetAccelFromString() looks for TAB, insert a dummy one here
832 wxString label;
833 label << wxT('\t') << GetHotKey();
834
835 return wxGetAccelFromString(label);
836}
837
838#endif // wxUSE_ACCEL
839
840void wxMenuItem::Check( bool check )
841{
842 wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
843
844 wxCHECK_RET( IsCheckable(), wxT("Can't check uncheckable item!") )
845
846 if (check == m_isChecked)
847 return;
848
849 wxMenuItemBase::Check( check );
850 gtk_check_menu_item_set_state( (GtkCheckMenuItem*)m_menuItem, (gint)check );
851}
852
853void wxMenuItem::Enable( bool enable )
854{
855 wxCHECK_RET( m_menuItem, wxT("invalid menu item") );
856
857 gtk_widget_set_sensitive( m_menuItem, enable );
858 wxMenuItemBase::Enable( enable );
859}
860
861bool wxMenuItem::IsChecked() const
862{
863 wxCHECK_MSG( m_menuItem, FALSE, wxT("invalid menu item") );
864
865 wxCHECK_MSG( IsCheckable(), FALSE,
866 wxT("can't get state of uncheckable item!") );
867
868 return ((GtkCheckMenuItem*)m_menuItem)->active != 0;
869}
870
871wxString wxMenuItem::GetFactoryPath() const
872{
873 /* in order to get the pointer to the item we need the item text
874 _without_ underscores */
875 wxString path( wxT("<main>/") );
876
877 for ( const wxChar *pc = m_text.c_str(); *pc; pc++ )
878 {
879 if ( *pc == wxT('_') || *pc == wxT('&') )
880 {
881 // remove '_' and '&' unconditionally
882 continue;
883 }
884
885 path += *pc;
886 }
887
888 return path;
889}
890
891//-----------------------------------------------------------------------------
892// wxMenu
893//-----------------------------------------------------------------------------
894
895IMPLEMENT_DYNAMIC_CLASS(wxMenu,wxEvtHandler)
896
897void wxMenu::Init()
898{
899#if GTK_CHECK_VERSION(1, 2, 0)
900 m_accel = gtk_accel_group_new();
901 m_factory = gtk_item_factory_new( GTK_TYPE_MENU, "<main>", m_accel );
902 m_menu = gtk_item_factory_get_widget( m_factory, "<main>" );
903#else
904 m_menu = gtk_menu_new(); // Do not show!
905#endif
906
907 m_owner = (GtkWidget*) NULL;
908
909#if GTK_CHECK_VERSION(1, 2, 0)
910 /* Tearoffs are entries, just like separators. So if we want this
911 menu to be a tear-off one, we just append a tearoff entry
912 immediately. */
913 if(m_style & wxMENU_TEAROFF)
914 {
915 GtkItemFactoryEntry entry;
916 entry.path = (char *)"/tearoff";
917 entry.callback = (GtkItemFactoryCallback) NULL;
918 entry.callback_action = 0;
919 entry.item_type = (char *)"<Tearoff>";
920 entry.accelerator = (gchar*) NULL;
921 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
922 //GtkWidget *menuItem = gtk_item_factory_get_widget( m_factory, "<main>/tearoff" );
923 }
924#endif // GTK+ 1.2.0+
925
926 // append the title as the very first entry if we have it
927 if ( !!m_title )
928 {
929 Append(-2, m_title);
930 AppendSeparator();
931 }
932}
933
934wxMenu::~wxMenu()
935{
936 m_items.Clear();
937
938 gtk_widget_destroy( m_menu );
939
940 gtk_object_unref( GTK_OBJECT(m_factory) );
941}
942
943bool wxMenu::GtkAppend(wxMenuItem *mitem)
944{
945 GtkWidget *menuItem;
946
947#if defined(USE_MENU_BITMAPS) || !GTK_CHECK_VERSION(1, 2, 0)
948 bool appended = FALSE;
949#endif
950
951 if ( mitem->IsSeparator() )
952 {
953#if GTK_CHECK_VERSION(1, 2, 0)
954 GtkItemFactoryEntry entry;
955 entry.path = (char *)"/sep";
956 entry.callback = (GtkItemFactoryCallback) NULL;
957 entry.callback_action = 0;
958 entry.item_type = (char *)"<Separator>";
959 entry.accelerator = (gchar*) NULL;
960
961 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
962
963 /* this will be wrong for more than one separator. do we care? */
964 menuItem = gtk_item_factory_get_widget( m_factory, "<main>/sep" );
965#else // GTK+ 1.0
966 menuItem = gtk_menu_item_new();
967#endif // GTK 1.2/1.0
968 }
969 else if ( mitem->IsSubMenu() )
970 {
971#if GTK_CHECK_VERSION(1, 2, 0)
972 /* text has "_" instead of "&" after mitem->SetText() */
973 wxString text( mitem->GetText() );
974
975 /* local buffer in multibyte form */
976 char buf[200];
977 strcpy( buf, "/" );
978 strcat( buf, text.mb_str() );
979
980 GtkItemFactoryEntry entry;
981 entry.path = buf;
982 entry.callback = (GtkItemFactoryCallback) 0;
983 entry.callback_action = 0;
984 entry.item_type = (char *)"<Branch>";
985 entry.accelerator = (gchar*) NULL;
986
987 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
988
989 wxString path( mitem->GetFactoryPath() );
990 menuItem = gtk_item_factory_get_item( m_factory, path.mb_str() );
991#else // GTK+ 1.0
992 menuItem = gtk_menu_item_new_with_label(mitem->GetText().mbc_str());
993#endif // GTK 1.2/1.0
994
995 gtk_menu_item_set_submenu( GTK_MENU_ITEM(menuItem), mitem->GetSubMenu()->m_menu );
996
997 // if adding a submenu to a menu already existing in the menu bar, we
998 // must set invoking window to allow processing events from this
999 // submenu
1000 if ( m_invokingWindow )
1001 wxMenubarSetInvokingWindow(mitem->GetSubMenu(), m_invokingWindow);
1002 }
1003#ifdef USE_MENU_BITMAPS
1004 else if (mitem->GetBitmap().Ok()) // An item with bitmap
1005 {
1006 wxString text( mitem->GetText() );
1007 const wxBitmap *bitmap = &mitem->GetBitmap();
1008
1009 menuItem = gtk_pixmap_menu_item_new ();
1010 GtkWidget *label = gtk_accel_label_new (text.mb_str());
1011 gtk_misc_set_alignment (GTK_MISC (label), 0.0, 0.5);
1012 gtk_container_add (GTK_CONTAINER (menuItem), label);
1013 guint accel_key = gtk_label_parse_uline (GTK_LABEL(label), text.mb_str() );
1014 gtk_accel_label_set_accel_widget (GTK_ACCEL_LABEL (label), menuItem);
1015 if (accel_key != GDK_VoidSymbol)
1016 {
1017 gtk_widget_add_accelerator (menuItem,
1018 "activate_item",
1019 gtk_menu_ensure_uline_accel_group (GTK_MENU (m_menu)),
1020 accel_key, 0,
1021 GTK_ACCEL_LOCKED);
1022 }
1023 gtk_widget_show (label);
1024
1025 mitem->SetLabelWidget(label);
1026
1027 GtkWidget* pixmap = gtk_pixmap_new( bitmap->GetPixmap(), bitmap->GetMask() ? bitmap->GetMask()->GetBitmap() : (GdkBitmap* )NULL);
1028 gtk_widget_show(pixmap);
1029 gtk_pixmap_menu_item_set_pixmap(GTK_PIXMAP_MENU_ITEM( menuItem ), pixmap);
1030
1031 gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1032 GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1033 (gpointer)this );
1034 gtk_menu_append( GTK_MENU(m_menu), menuItem );
1035 gtk_widget_show( menuItem );
1036
1037 appended = TRUE; // We've done this, don't do it again
1038 }
1039#endif // USE_MENU_BITMAPS
1040 else // a normal item
1041 {
1042#if GTK_CHECK_VERSION(1, 2, 0)
1043 /* text has "_" instead of "&" after mitem->SetText() */
1044 wxString text( mitem->GetText() );
1045
1046 /* local buffer in multibyte form */
1047 char buf[200];
1048 strcpy( buf, "/" );
1049 strcat( buf, text.mb_str() );
1050
1051 GtkItemFactoryEntry entry;
1052 entry.path = buf;
1053 entry.callback = (GtkItemFactoryCallback) gtk_menu_clicked_callback;
1054 entry.callback_action = 0;
1055 if ( mitem->IsCheckable() )
1056 entry.item_type = (char *)"<CheckItem>";
1057 else
1058 entry.item_type = (char *)"<Item>";
1059 entry.accelerator = (gchar*) NULL;
1060
1061#if wxUSE_ACCEL
1062 // due to an apparent bug in GTK+, we have to use a static buffer here -
1063 // otherwise GTK+ 1.2.2 manages to override the memory we pass to it
1064 // somehow! (VZ)
1065 static char s_accel[50]; // must be big enougg
1066 wxString tmp( GetHotKey(*mitem) );
1067 strncpy(s_accel, tmp.mb_str(), WXSIZEOF(s_accel));
1068 entry.accelerator = s_accel;
1069#else // !wxUSE_ACCEL
1070 entry.accelerator = (char*) NULL;
1071#endif // wxUSE_ACCEL/!wxUSE_ACCEL
1072
1073 gtk_item_factory_create_item( m_factory, &entry, (gpointer) this, 2 ); /* what is 2 ? */
1074
1075 wxString path( mitem->GetFactoryPath() );
1076 menuItem = gtk_item_factory_get_widget( m_factory, path.mb_str() );
1077#else // GTK+ 1.0
1078 menuItem = checkable ? gtk_check_menu_item_new_with_label( mitem->GetText().mb_str() )
1079 : gtk_menu_item_new_with_label( mitem->GetText().mb_str() );
1080
1081 gtk_signal_connect( GTK_OBJECT(menuItem), "activate",
1082 GTK_SIGNAL_FUNC(gtk_menu_clicked_callback),
1083 (gpointer)this );
1084#endif // GTK+ 1.2/1.0
1085 }
1086
1087 if ( !mitem->IsSeparator() )
1088 {
1089 gtk_signal_connect( GTK_OBJECT(menuItem), "select",
1090 GTK_SIGNAL_FUNC(gtk_menu_hilight_callback),
1091 (gpointer)this );
1092
1093 gtk_signal_connect( GTK_OBJECT(menuItem), "deselect",
1094 GTK_SIGNAL_FUNC(gtk_menu_nolight_callback),
1095 (gpointer)this );
1096 }
1097
1098#if !GTK_CHECK_VERSION(1, 2, 0)
1099 if (!appended)
1100 {
1101 gtk_menu_append( GTK_MENU(m_menu), menuItem );
1102 gtk_widget_show( menuItem );
1103 }
1104#endif // GTK+ 1.0
1105
1106 mitem->SetMenuItem(menuItem);
1107
1108 return TRUE;
1109}
1110
1111bool wxMenu::DoAppend(wxMenuItem *mitem)
1112{
1113 return GtkAppend(mitem) && wxMenuBase::DoAppend(mitem);
1114}
1115
1116bool wxMenu::DoInsert(size_t pos, wxMenuItem *item)
1117{
1118 if ( !wxMenuBase::DoInsert(pos, item) )
1119 return FALSE;
1120
1121#ifdef __WXGTK12__
1122 // GTK+ doesn't have a function to insert a menu using GtkItemFactory (as
1123 // of version 1.2.6), so we first append the item and then change its
1124 // index
1125 if ( !GtkAppend(item) )
1126 return FALSE;
1127
1128 if ( m_style & wxMENU_TEAROFF )
1129 {
1130 // change the position as the first item is the tear-off marker
1131 pos++;
1132 }
1133
1134 GtkMenuShell *menu_shell = GTK_MENU_SHELL(m_factory->widget);
1135 gpointer data = g_list_last(menu_shell->children)->data;
1136 menu_shell->children = g_list_remove(menu_shell->children, data);
1137 menu_shell->children = g_list_insert(menu_shell->children, data, pos);
1138
1139 return TRUE;
1140#else // GTK < 1.2
1141 // this should be easy to do...
1142 wxFAIL_MSG( wxT("not implemented") );
1143
1144 return FALSE;
1145#endif // GTK 1.2/1.0
1146}
1147
1148wxMenuItem *wxMenu::DoRemove(wxMenuItem *item)
1149{
1150 if ( !wxMenuBase::DoRemove(item) )
1151 return (wxMenuItem *)NULL;
1152
1153 // TODO: this code doesn't delete the item factory item and this seems
1154 // impossible as of GTK 1.2.6.
1155 gtk_widget_destroy( item->GetMenuItem() );
1156
1157 return item;
1158}
1159
1160int wxMenu::FindMenuIdByMenuItem( GtkWidget *menuItem ) const
1161{
1162 wxNode *node = m_items.First();
1163 while (node)
1164 {
1165 wxMenuItem *item = (wxMenuItem*)node->Data();
1166 if (item->GetMenuItem() == menuItem)
1167 return item->GetId();
1168 node = node->Next();
1169 }
1170
1171 return wxNOT_FOUND;
1172}
1173
1174// ----------------------------------------------------------------------------
1175// helpers
1176// ----------------------------------------------------------------------------
1177
1178#if GTK_CHECK_VERSION(1, 2, 0) && wxUSE_ACCEL
1179
1180static wxString GetHotKey( const wxMenuItem& item )
1181{
1182 wxString hotkey;
1183
1184 wxAcceleratorEntry *accel = item.GetAccel();
1185 if ( accel )
1186 {
1187 int flags = accel->GetFlags();
1188 if ( flags & wxACCEL_ALT )
1189 hotkey += wxT("<alt>");
1190 if ( flags & wxACCEL_CTRL )
1191 hotkey += wxT("<control>");
1192 if ( flags & wxACCEL_SHIFT )
1193 hotkey += wxT("<shift>");
1194
1195 int code = accel->GetKeyCode();
1196 switch ( code )
1197 {
1198 case WXK_F1:
1199 case WXK_F2:
1200 case WXK_F3:
1201 case WXK_F4:
1202 case WXK_F5:
1203 case WXK_F6:
1204 case WXK_F7:
1205 case WXK_F8:
1206 case WXK_F9:
1207 case WXK_F10:
1208 case WXK_F11:
1209 case WXK_F12:
1210 hotkey << wxT('F') << code - WXK_F1 + 1;
1211 break;
1212
1213 // TODO: we should use gdk_keyval_name() (a.k.a.
1214 // XKeysymToString) here as well as hardcoding the keysym
1215 // names this might be not portable
1216 case WXK_NUMPAD_INSERT:
1217 hotkey << wxT("KP_Insert" );
1218 break;
1219 case WXK_NUMPAD_DELETE:
1220 hotkey << wxT("KP_Delete" );
1221 break;
1222 case WXK_INSERT:
1223 hotkey << wxT("Insert" );
1224 break;
1225 case WXK_DELETE:
1226 hotkey << wxT("Delete" );
1227 break;
1228
1229 // if there are any other keys wxGetAccelFromString() may
1230 // return, we should process them here
1231
1232 default:
1233 if ( code < 127 )
1234 {
1235 gchar *name = gdk_keyval_name((guint)code);
1236 if ( name )
1237 {
1238 hotkey << name;
1239 break;
1240 }
1241 }
1242
1243 wxFAIL_MSG( wxT("unknown keyboard accel") );
1244 }
1245
1246 delete accel;
1247 }
1248
1249 return hotkey;
1250}
1251
1252#endif // wxUSE_ACCEL
1253
1254
1255//-----------------------------------------------------------------------------
1256// substitute for missing GtkPixmapMenuItem
1257//-----------------------------------------------------------------------------
1258
1259#ifdef USE_MENU_BITMAPS
1260
1261/*
1262 * Copyright (C) 1998, 1999, 2000 Free Software Foundation
1263 * All rights reserved.
1264 *
1265 * This file is part of the Gnome Library.
1266 *
1267 * The Gnome Library is free software; you can redistribute it and/or
1268 * modify it under the terms of the GNU Library General Public License as
1269 * published by the Free Software Foundation; either version 2 of the
1270 * License, or (at your option) any later version.
1271 *
1272 * The Gnome Library is distributed in the hope that it will be useful,
1273 * but WITHOUT ANY WARRANTY; without even the implied warranty of
1274 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
1275 * Library General Public License for more details.
1276 *
1277 * You should have received a copy of the GNU Library General Public
1278 * License along with the Gnome Library; see the file COPYING.LIB. If not,
1279 * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
1280 * Boston, MA 02111-1307, USA.
1281 */
1282/*
1283 @NOTATION@
1284 */
1285
1286/* Author: Dietmar Maurer <dm@vlsivie.tuwien.ac.at> */
1287
1288#include <gtk/gtkaccellabel.h>
1289#include <gtk/gtksignal.h>
1290#include <gtk/gtkmenuitem.h>
1291#include <gtk/gtkmenu.h>
1292#include <gtk/gtkcontainer.h>
1293
1294extern "C"
1295{
1296
1297static void gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass);
1298static void gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item);
1299static void gtk_pixmap_menu_item_draw (GtkWidget *widget,
1300 GdkRectangle *area);
1301static gint gtk_pixmap_menu_item_expose (GtkWidget *widget,
1302 GdkEventExpose *event);
1303
1304/* we must override the following functions */
1305
1306static void gtk_pixmap_menu_item_map (GtkWidget *widget);
1307static void gtk_pixmap_menu_item_size_allocate (GtkWidget *widget,
1308 GtkAllocation *allocation);
1309static void gtk_pixmap_menu_item_forall (GtkContainer *container,
1310 gboolean include_internals,
1311 GtkCallback callback,
1312 gpointer callback_data);
1313static void gtk_pixmap_menu_item_size_request (GtkWidget *widget,
1314 GtkRequisition *requisition);
1315static void gtk_pixmap_menu_item_remove (GtkContainer *container,
1316 GtkWidget *child);
1317
1318static void changed_have_pixmap_status (GtkPixmapMenuItem *menu_item);
1319
1320static GtkMenuItemClass *parent_class = NULL;
1321
1322}
1323
1324#define BORDER_SPACING 3
1325#define PMAP_WIDTH 20
1326
1327GtkType
1328gtk_pixmap_menu_item_get_type (void)
1329{
1330 static GtkType pixmap_menu_item_type = 0;
1331
1332 if (!pixmap_menu_item_type)
1333 {
1334 GtkTypeInfo pixmap_menu_item_info =
1335 {
1336 (char *)"GtkPixmapMenuItem",
1337 sizeof (GtkPixmapMenuItem),
1338 sizeof (GtkPixmapMenuItemClass),
1339 (GtkClassInitFunc) gtk_pixmap_menu_item_class_init,
1340 (GtkObjectInitFunc) gtk_pixmap_menu_item_init,
1341 /* reserved_1 */ NULL,
1342 /* reserved_2 */ NULL,
1343 (GtkClassInitFunc) NULL,
1344 };
1345
1346 pixmap_menu_item_type = gtk_type_unique (gtk_menu_item_get_type (),
1347 &pixmap_menu_item_info);
1348 }
1349
1350 return pixmap_menu_item_type;
1351}
1352
1353/**
1354 * gtk_pixmap_menu_item_new
1355 *
1356 * Creates a new pixmap menu item. Use gtk_pixmap_menu_item_set_pixmap()
1357 * to set the pixmap wich is displayed at the left side.
1358 *
1359 * Returns:
1360 * &GtkWidget pointer to new menu item
1361 **/
1362
1363GtkWidget*
1364gtk_pixmap_menu_item_new (void)
1365{
1366 return GTK_WIDGET (gtk_type_new (gtk_pixmap_menu_item_get_type ()));
1367}
1368
1369static void
1370gtk_pixmap_menu_item_class_init (GtkPixmapMenuItemClass *klass)
1371{
1372 GtkObjectClass *object_class;
1373 GtkWidgetClass *widget_class;
1374 GtkMenuItemClass *menu_item_class;
1375 GtkContainerClass *container_class;
1376
1377 object_class = (GtkObjectClass*) klass;
1378 widget_class = (GtkWidgetClass*) klass;
1379 menu_item_class = (GtkMenuItemClass*) klass;
1380 container_class = (GtkContainerClass*) klass;
1381
1382 parent_class = (GtkMenuItemClass*) gtk_type_class (gtk_menu_item_get_type ());
1383
1384 widget_class->draw = gtk_pixmap_menu_item_draw;
1385 widget_class->expose_event = gtk_pixmap_menu_item_expose;
1386 widget_class->map = gtk_pixmap_menu_item_map;
1387 widget_class->size_allocate = gtk_pixmap_menu_item_size_allocate;
1388 widget_class->size_request = gtk_pixmap_menu_item_size_request;
1389
1390 container_class->forall = gtk_pixmap_menu_item_forall;
1391 container_class->remove = gtk_pixmap_menu_item_remove;
1392
1393 klass->orig_toggle_size = menu_item_class->toggle_size;
1394 klass->have_pixmap_count = 0;
1395}
1396
1397static void
1398gtk_pixmap_menu_item_init (GtkPixmapMenuItem *menu_item)
1399{
1400 GtkMenuItem *mi;
1401
1402 mi = GTK_MENU_ITEM (menu_item);
1403
1404 menu_item->pixmap = NULL;
1405}
1406
1407static void
1408gtk_pixmap_menu_item_draw (GtkWidget *widget,
1409 GdkRectangle *area)
1410{
1411 g_return_if_fail (widget != NULL);
1412 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
1413 g_return_if_fail (area != NULL);
1414
1415 if (GTK_WIDGET_CLASS (parent_class)->draw)
1416 (* GTK_WIDGET_CLASS (parent_class)->draw) (widget, area);
1417
1418 if (GTK_WIDGET_DRAWABLE (widget) &&
1419 GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
1420 gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
1421 }
1422}
1423
1424static gint
1425gtk_pixmap_menu_item_expose (GtkWidget *widget,
1426 GdkEventExpose *event)
1427{
1428 g_return_val_if_fail (widget != NULL, FALSE);
1429 g_return_val_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget), FALSE);
1430 g_return_val_if_fail (event != NULL, FALSE);
1431
1432 if (GTK_WIDGET_CLASS (parent_class)->expose_event)
1433 (* GTK_WIDGET_CLASS (parent_class)->expose_event) (widget, event);
1434
1435 if (GTK_WIDGET_DRAWABLE (widget) &&
1436 GTK_PIXMAP_MENU_ITEM(widget)->pixmap) {
1437 gtk_widget_draw(GTK_WIDGET(GTK_PIXMAP_MENU_ITEM(widget)->pixmap),NULL);
1438 }
1439
1440 return FALSE;
1441}
1442
1443/**
1444 * gtk_pixmap_menu_item_set_pixmap
1445 * @menu_item: Pointer to the pixmap menu item
1446 * @pixmap: Pointer to a pixmap widget
1447 *
1448 * Set the pixmap of the menu item.
1449 *
1450 **/
1451
1452void
1453gtk_pixmap_menu_item_set_pixmap (GtkPixmapMenuItem *menu_item,
1454 GtkWidget *pixmap)
1455{
1456 g_return_if_fail (menu_item != NULL);
1457 g_return_if_fail (pixmap != NULL);
1458 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (menu_item));
1459 g_return_if_fail (GTK_IS_WIDGET (pixmap));
1460 g_return_if_fail (menu_item->pixmap == NULL);
1461
1462 gtk_widget_set_parent (pixmap, GTK_WIDGET (menu_item));
1463 menu_item->pixmap = pixmap;
1464
1465 if (GTK_WIDGET_REALIZED (pixmap->parent) &&
1466 !GTK_WIDGET_REALIZED (pixmap))
1467 gtk_widget_realize (pixmap);
1468
1469 if (GTK_WIDGET_VISIBLE (pixmap->parent)) {
1470 if (GTK_WIDGET_MAPPED (pixmap->parent) &&
1471 GTK_WIDGET_VISIBLE(pixmap) &&
1472 !GTK_WIDGET_MAPPED (pixmap))
1473 gtk_widget_map (pixmap);
1474 }
1475
1476 changed_have_pixmap_status(menu_item);
1477
1478 if (GTK_WIDGET_VISIBLE (pixmap) && GTK_WIDGET_VISIBLE (menu_item))
1479 gtk_widget_queue_resize (pixmap);
1480}
1481
1482static void
1483gtk_pixmap_menu_item_map (GtkWidget *widget)
1484{
1485 GtkPixmapMenuItem *menu_item;
1486
1487 g_return_if_fail (widget != NULL);
1488 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (widget));
1489
1490 menu_item = GTK_PIXMAP_MENU_ITEM(widget);
1491
1492 GTK_WIDGET_CLASS(parent_class)->map(widget);
1493
1494 if (menu_item->pixmap &&
1495 GTK_WIDGET_VISIBLE (menu_item->pixmap) &&
1496 !GTK_WIDGET_MAPPED (menu_item->pixmap))
1497 gtk_widget_map (menu_item->pixmap);
1498}
1499
1500static void
1501gtk_pixmap_menu_item_size_allocate (GtkWidget *widget,
1502 GtkAllocation *allocation)
1503{
1504 GtkPixmapMenuItem *pmenu_item;
1505
1506 pmenu_item = GTK_PIXMAP_MENU_ITEM(widget);
1507
1508 if (pmenu_item->pixmap && GTK_WIDGET_VISIBLE(pmenu_item))
1509 {
1510 GtkAllocation child_allocation;
1511 int border_width;
1512
1513 border_width = GTK_CONTAINER (widget)->border_width;
1514
1515 child_allocation.width = pmenu_item->pixmap->requisition.width;
1516 child_allocation.height = pmenu_item->pixmap->requisition.height;
1517 child_allocation.x = border_width + BORDER_SPACING;
1518 child_allocation.y = (border_width + BORDER_SPACING
1519 + (((allocation->height - child_allocation.height) - child_allocation.x)
1520 / 2)); /* center pixmaps vertically */
1521 gtk_widget_size_allocate (pmenu_item->pixmap, &child_allocation);
1522 }
1523
1524 if (GTK_WIDGET_CLASS (parent_class)->size_allocate)
1525 GTK_WIDGET_CLASS(parent_class)->size_allocate (widget, allocation);
1526}
1527
1528static void
1529gtk_pixmap_menu_item_forall (GtkContainer *container,
1530 gboolean include_internals,
1531 GtkCallback callback,
1532 gpointer callback_data)
1533{
1534 GtkPixmapMenuItem *menu_item;
1535
1536 g_return_if_fail (container != NULL);
1537 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
1538 g_return_if_fail (callback != NULL);
1539
1540 menu_item = GTK_PIXMAP_MENU_ITEM (container);
1541
1542 if (menu_item->pixmap)
1543 (* callback) (menu_item->pixmap, callback_data);
1544
1545 GTK_CONTAINER_CLASS(parent_class)->forall(container,include_internals,
1546 callback,callback_data);
1547}
1548
1549static void
1550gtk_pixmap_menu_item_size_request (GtkWidget *widget,
1551 GtkRequisition *requisition)
1552{
1553 GtkPixmapMenuItem *menu_item;
1554 GtkRequisition req = {0, 0};
1555
1556 g_return_if_fail (widget != NULL);
1557 g_return_if_fail (GTK_IS_MENU_ITEM (widget));
1558 g_return_if_fail (requisition != NULL);
1559
1560 GTK_WIDGET_CLASS(parent_class)->size_request(widget,requisition);
1561
1562 menu_item = GTK_PIXMAP_MENU_ITEM (widget);
1563
1564 if (menu_item->pixmap)
1565 gtk_widget_size_request(menu_item->pixmap, &req);
1566
1567 requisition->height = MAX(req.height + GTK_CONTAINER(widget)->border_width + BORDER_SPACING, (unsigned int) requisition->height);
1568 requisition->width += (req.width + GTK_CONTAINER(widget)->border_width + BORDER_SPACING);
1569}
1570
1571static void
1572gtk_pixmap_menu_item_remove (GtkContainer *container,
1573 GtkWidget *child)
1574{
1575 GtkBin *bin;
1576 gboolean widget_was_visible;
1577
1578 g_return_if_fail (container != NULL);
1579 g_return_if_fail (GTK_IS_PIXMAP_MENU_ITEM (container));
1580 g_return_if_fail (child != NULL);
1581 g_return_if_fail (GTK_IS_WIDGET (child));
1582
1583 bin = GTK_BIN (container);
1584 g_return_if_fail ((bin->child == child ||
1585 (GTK_PIXMAP_MENU_ITEM(container)->pixmap == child)));
1586
1587 widget_was_visible = GTK_WIDGET_VISIBLE (child);
1588
1589 gtk_widget_unparent (child);
1590 if (bin->child == child)
1591 bin->child = NULL;
1592 else {
1593 GTK_PIXMAP_MENU_ITEM(container)->pixmap = NULL;
1594 changed_have_pixmap_status(GTK_PIXMAP_MENU_ITEM(container));
1595 }
1596
1597 if (widget_was_visible)
1598 gtk_widget_queue_resize (GTK_WIDGET (container));
1599}
1600
1601
1602/* important to only call this if there was actually a _change_ in pixmap == NULL */
1603static void
1604changed_have_pixmap_status (GtkPixmapMenuItem *menu_item)
1605{
1606 if (menu_item->pixmap != NULL) {
1607 GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count += 1;
1608
1609 if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 1) {
1610 /* Install pixmap toggle size */
1611 GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = MAX(GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size, PMAP_WIDTH);
1612 }
1613 } else {
1614 GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count -= 1;
1615
1616 if (GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->have_pixmap_count == 0) {
1617 /* Install normal toggle size */
1618 GTK_MENU_ITEM_GET_CLASS(menu_item)->toggle_size = GTK_PIXMAP_MENU_ITEM_GET_CLASS(menu_item)->orig_toggle_size;
1619 }
1620 }
1621
1622 /* Note that we actually need to do this for _all_ GtkPixmapMenuItem
1623 whenever the klass->toggle_size changes; but by doing it anytime
1624 this function is called, we get the same effect, just because of
1625 how the preferences option to show pixmaps works. Bogus, broken.
1626 */
1627 if (GTK_WIDGET_VISIBLE(GTK_WIDGET(menu_item)))
1628 gtk_widget_queue_resize(GTK_WIDGET(menu_item));
1629}
1630
1631#endif // USE_MENU_BITMAPS
1632
wxWidgets (Impactor)